Home / 2,351.92-3,245.26-1,357.16

Finding the Fourth Proportional to 2,351.92, 3,245.26 and 1,357.16

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Solution

The fourth proportional to 2,351.92, 3,245.26 and 1,357.16 is: 1,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.92 : 3,245.26 = 1,357.16 : x
  2. Step 2: Convert to fraction form
    2,351.92/3,245.26 = 1,357.16/x
  3. Step 3: Cross multiply
    2,351.92x = 3,245.26 × 1,357.16
  4. Step 4: Simplify right side
    2,351.92x = 4,404,337.06
  5. Step 5: Solve for x
    x = 4,404,337.06/2,351.92
  6. Step 6: Final answer
    x = 1,872.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.